BaseFortify

Publication date: 2026-06-30

Last updated on: 2026-06-30

Assigner: Chrome

Description

Insufficient data validation in Storage in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Medium)

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-06-30

Last Modified

2026-06-30

Generated

2026-07-01

AI Q&A

2026-07-01

EPSS Evaluated

N/A

NVD

CVE-2026-13976

EUVD

EUVD-2026-40664

Affected Vendors & Products

Vendor	Product	Version / Range
google	chrome	150.0.7871.47

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-122	A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().

Attack-Flow Graph

Executive Summary

This vulnerability is due to insufficient data validation in the Storage component of Google Chrome versions prior to 150.0.7871.47. It allows a remote attacker who has already compromised the renderer process to potentially escape the browser's sandbox by using a specially crafted HTML page.

Impact Analysis

If exploited, this vulnerability could allow an attacker to break out of the sandbox environment that normally restricts what malicious code can do within the browser. This could lead to the attacker gaining higher privileges on the system, potentially allowing them to execute arbitrary code or access sensitive information outside the browser.

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